Caribou is experiencing the wettest summer on record.

Since June 1st, 22.82 inches of rain has fallen in Caribou. The record for the climatological summer (June through August) has already been broken. The previous record occurred in 1981 when 18.86 inches fell. Recordkeeping for Caribou commenced in 1939. Normal rainfall for the period June through August is 11.43 inches.

The summer has featured record rainfall totals for Caribou in both June and July when 9.03 and 7.96 inches fell respectively. For August, 5.83 inches has already fallen in Caribou. This is above the average total for the entire month. The summer has featured six storms that dropped over an inch of rain and three storms that dumped over two inches of rain in a single calendar day.

Rainfall for the entire year is already above normal at Caribou with 39.15 inches. The normal total for an entire year is 37.40 inches.

The record rainfall has mostly been confined to northeastern Aroostook County. Further south in Bangor, rainfall has been near normal with 9.32 inches. The normal value from June 1st through today is 8.95 inches.

The map below shows estimated rainfall since June 1st with contours based on actual reports as noted by the plotted points.

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